HH Series High Pressure Needle Valve

The HH Series is a heavy duty, high pressure needle valve that features an industrial strength stem and bonnet and enhanced packing arrangement all designed to handle the tough conditions of high pressure service.

Description

The HH Series is a heavy duty, high pressure needle valve that features an industrial strength stem and bonnet and enhanced packing arrangement all designed to handle the tough conditions of high pressure service.

With a multitude of configurations available, you will find a model to meet your varying needs. The HH Series is produced in 1/8″, 1/4″, 3/8″ 1/2″ NPT ends and 1/4″, 3/8″ and 9/16″ cone and threaded ends. Other high pressure connections are available upon request. For corrosive or other volatile applications, the HH Series can be specified in a variety of materials including Titanium, Hastelloy and Inconel.

  • Packing Materials: TFE or high pressure graphite
  • Backseated bonnets with packing below the stem threads: to eliminate potential thread contamination by the process media, the packing is located below the stem threads.
  • Non-Rotating Tip (NRT) stem: Provides tight, repeatable shutoff without galling or cross-scoring that occurs on ball type stems.

Data Sheet
HH Series Data Sheet

Overview
Hex Condensed Catalog

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